5 Hot Work Permit Guidelines A. Introduction Hot work operations include welding, brazing, torch cutting, grinding, and torch soldering. These operations create heat, sparks, and hot slag that have the potential to ignite flammable and combustible materials in the area surrounding hot work activities. The United States averages 12,630 hot work fires resulting in $308.9 million in property damages and 31 deaths per year. A single hot work fire can be devastating, as occurred in the hot work fire at the Old Capitol in Iowa City (above). The repairs and restoration work associated with this fire resulted in the expenditure of over $5 million. Hot work is frequently performed in Iowa State University facilities. The university Hot Work Permit Program was developed in accordance with OSHA regulations, NFPA recommendations, and the Hot Work Permit Policy with the goal of preventing hot work fires. The purpose of this booklet is to outline the requirements of the Iowa State University Hot Work Permit Program. Fire caused by hot work
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